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KIBBLEWHITE

KIBBLEWHITE

KIBBLEWHITE

Kibblewhite Valvetrain Components and Engine Parts at JJ Motorsports

Kibblewhite Precision Machining, commonly known as Kibblewhite, has been a trusted leader in engine components since its establishment in 1936. With a focus on precision and quality, the brand serves the automotive and powersports industries, providing high-performance parts for racers and enthusiasts worldwide. Kibblewhite specializes in valvetrain components such as valves, valve springs, guides, and seals, all crafted to enhance engine performance, durability, and reliability under demanding conditions.

At JJ Motorsports, we offer a comprehensive selection of Kibblewhite products to optimize your engine's performance. For safe compression maximization, consider the Kibblewhite Piston System 80-81200, featuring convex valve reliefs that match valve geometry and convert to Black Diamond technology. Riders seeking superior wear and thermal conductivity can opt for the Kibblewhite Cast Iron Valve Seat - Exhaust - Evolution 10-SC446, compatible with all fuel blends. Enhance your valvetrain with the Kibblewhite Exhaust Valve 20-21063K, CNC machined from EV8 Stainless Steel or Inconel-751 with a hard chrome coating, or the Kibblewhite Intake Valve 20-21061H for similar high-performance benefits. For boosted applications, the Kibblewhite Spring Kit 20-23600 offers increased spring rates and CNC-machined titanium components.

Kibblewhite's products deliver significant advantages, including improved engine efficiency, longevity, and superior wear resistance through high-grade materials and advanced manufacturing. Key features encompass state-of-the-art techniques like Black Diamond valves for extreme durability, high lift compatibility, and designs that minimize breakdowns while extending vehicle life in racing and high-performance scenarios.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • KIBBLEWHITE Intake Valve 60-60051H

    KIBBLEWHITE Intake Valve 60-60051H

    KIBBLEWHITE

    $31.01
    If you're running a high-revving engine that demands precision, valve quality directly impacts combustion efficiency, heat dissipation, and longevity under extreme conditions. KIBBLEWHITE's White...
    09263142
    SKU:
    09263142
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    LENGTH IMPERIAL:
    3.245'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    SIZE METRIC:
    OVERSIZE
    APPLICATION:
    INTAKE
    HEAD DIAMETER METRIC:
    37.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    20°
    UNITS:
    EACH
    RIDING STYLE:
    ATV
    STEM DIAMETER IMPERIAL:
    0.1960'
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 60-60053H

    KIBBLEWHITE Exhaust Valve 60-60053H

    KIBBLEWHITE

    $31.01
    Exhaust valves are the gatekeepers of your engine's breathing cycle—and inferior valves will cost you horsepower, reliability, and race-day consistency. KIBBLEWHITE's White Diamond™ valves are...
    09263143
    SKU:
    09263143
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    APPLICATION:
    EXHAUST
    HEAD DIAMETER METRIC:
    29.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    LENGTH IMPERIAL:
    3.210'
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    SIZE METRIC:
    STANDARD
    TULIP ANGLE:
    17°
    RIDING STYLE:
    ATV
    STEM DIAMETER IMPERIAL:
    0.1953'
    UNITS:
    EACH
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 60-60054H

    KIBBLEWHITE Exhaust Valve 60-60054H

    KIBBLEWHITE

    $31.01
    Exhaust valves endure extreme heat cycles and combustion pressures that demand uncompromising material science—this is where precision engineering separates reliable engines from ones headed for...
    09263144
    SKU:
    09263144
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    SIZE METRIC:
    OVERSIZE
    APPLICATION:
    EXHAUST
    HEAD DIAMETER METRIC:
    30.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    17°
    UNITS:
    EACH
    RIDING STYLE:
    ATV
    STEM DIAMETER IMPERIAL:
    0.1953'
    LENGTH IMPERIAL:
    3.210'
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve 60-60271H

    KIBBLEWHITE Intake Valve 60-60271H

    KIBBLEWHITE

    $31.01
    Precision intake valve sealing and durability separate winning builds from mediocre ones. The KIBBLEWHITE White Diamondâ„¢ valve delivers the reliability and heat resistance you need for sustained...
    09263145
    SKU:
    09263145
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    LENGTH IMPERIAL:
    3.245'
    APPLICATION:
    INTAKE
    HEAD DIAMETER METRIC:
    37.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    SIZE METRIC:
    STANDARD
    TULIP ANGLE:
    20°
    UNITS:
    EACH
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1960'
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 60-60273H

    KIBBLEWHITE Exhaust Valve 60-60273H

    KIBBLEWHITE

    $31.01
    High-RPM combustion demands valves engineered to withstand extreme temperatures and repeated stress cycles without losing integrity. The KIBBLEWHITE White Diamondâ„¢ exhaust valve combines precision...
    09263146
    SKU:
    09263146
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    HEAD DIAMETER METRIC:
    29.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    SIZE METRIC:
    STANDARD
    TULIP ANGLE:
    17°
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    STEM DIAMETER IMPERIAL:
    0.1953'
    LENGTH IMPERIAL:
    3.210'
    MODEL:
    WHITE DIAMONDâ„¢
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve Kit 30-32780

    KIBBLEWHITE Intake Valve Kit 30-32780

    KIBBLEWHITE

    $185.23
    If you're running a high-performance engine, your valvetrain is only as strong as its weakest component. The KIBBLEWHITE Intake Valve Kit 30-32780 replaces OEM titanium parts with forged stainless...
    09263147
    SKU:
    09263147
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    SPRING LIFT:
    0,440'
    SPRING LIFT IMPERIAL:
    0.440'
    SPRING OPEN PRESSURE:
    162 LB
    SPRING SEAT PRESSURE:
    50 LB
    TYPE:
    CONVERSION
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $185.23
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 30-32821

    KIBBLEWHITE Intake Valve Guide 30-32821

    KIBBLEWHITE

    $34.40
    Valve guide wear directly impacts cylinder head integrity, compression stability, and oil consumption—critical factors that separate a well-maintained engine from one headed for failure. The...
    09263148
    SKU:
    09263148
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    INSIDE DIAMETER IMPERIAL:
    0.1960'
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.4370'
    RIDING STYLE:
    OFF-ROAD
    SIZE IMPERIAL:
    OVERSIZE (+0.001')
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    UNITS:
    EACH
    $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    $34.40
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 30-32822

    KIBBLEWHITE Intake Valve Guide 30-32822

    KIBBLEWHITE

    $30.95
    Valve guide wear directly impacts combustion seal integrity and oil consumption—choosing the right replacement is critical for engine longevity. The KIBBLEWHITE 30-32822 Intake Valve Guide uses...
    09263149
    SKU:
    09263149
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    OUTSIDE DIAMETER IMPERIAL:
    0.4380'
    PRODUCT NAME:
    VALVE GUIDE
    SIZE IMPERIAL:
    OVERSIZE (+0.002')
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.1960'
    MATERIAL:
    C630 BRONZE
    $30.95
    Qty in Cart: 0
    Quantity:
    Price:
    $30.95
    Subtotal:
  • On Sale
    KIBBLEWHITE Exhaust Valve Guide 30-32839

    KIBBLEWHITE Exhaust Valve Guide 30-32839

    KIBBLEWHITE

    MSRP: $30.95
    Now: $22.00
    Was: $30.95
    Valve guide wear is one of the most common causes of oil consumption and performance loss in high-mileage engines—and replacing them with precision-engineered components is essential for restoring...
    09263153
    SKU:
    09263153
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    EXHAUST
    INSIDE DIAMETER IMPERIAL:
    0.1955'
    PRODUCT NAME:
    VALVE GUIDE
    MATERIAL:
    C630 BRONZE
    RIDING STYLE:
    OFF-ROAD
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    OUTSIDE DIAMETER IMPERIAL:
    0.446'
    UNITS:
    EACH
    MSRP: $30.95
    Now: $22.00
    Was: $30.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $30.95
    Now: $22.00
    Was: $30.95
    Subtotal:
  • KIBBLEWHITE Intake Valve 40-41412H

    KIBBLEWHITE Intake Valve 40-41412H

    KIBBLEWHITE

    $37.55
    Intake valve reliability directly impacts engine efficiency and longevity—especially under high RPM and forced induction conditions. KIBBLEWHITE's White Diamond™ valves are precision-engineered from...
    09263155
    SKU:
    09263155
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    HEAD DIAMETER METRIC:
    31.00 MM
    LENGTH IMPERIAL:
    3.460'
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1764'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    SIZE METRIC:
    STANDARD
    TULIP ANGLE:
    20°
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    $37.55
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 40-41416H

    KIBBLEWHITE Exhaust Valve 40-41416H

    KIBBLEWHITE

    $37.55
    High-revving engines demand exhaust valves that can withstand extreme temperatures and sustained abuse without degradation. The KIBBLEWHITE White Diamondâ„¢ valve delivers the durability and precision...
    09263156
    SKU:
    09263156
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    TULIP ANGLE:
    25°
    HEAD DIAMETER METRIC:
    25.00 MM
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1759'
    LENGTH IMPERIAL:
    3.170'
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    SIZE METRIC:
    STANDARD
    $37.55
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Valve Guide 96-96522

    KIBBLEWHITE Valve Guide 96-96522

    KIBBLEWHITE

    $19.95
    Valve guide wear compromises combustion seal integrity and increases oil consumption—precision engineering is non-negotiable for reliable performance. KIBBLEWHITE's Ampco-45 construction delivers...
    09263158
    SKU:
    09263158
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    APPLICATION:
    INTAKE
    OUTSIDE DIAMETER IMPERIAL:
    0.4372'
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.2353'
    MATERIAL:
    C630 BRONZE
    PRODUCT NAME:
    VALVE GUIDE
    SIZE IMPERIAL:
    OVERSIZE (+0.002')
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 82-83160

    KIBBLEWHITE Cylinder Head Service Kit 82-83160

    KIBBLEWHITE

    $703.22
    A complete cylinder head refresh demands precision components that can handle sustained high RPM and thermal stress. The KIBBLEWHITE 82-83160 Service Kit eliminates the guesswork by bundling...
    09263160
    SKU:
    09263160
    Availability:
    Ships Same Business Day
    Weight:
    2.46 LBS
    MODEL:
    WHITE DIAMONDâ„¢
    UNITS:
    KIT
    MATERIAL:
    C630 BRONZE
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    SPRING LIFT:
    0,435'
    SPRING OPEN PRESSURE:
    205 LB
    APPLICATION:
    INTAKE
    SPRING SEAT PRESSURE:
    80 IB
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    UTV
    SPRING LIFT IMPERIAL:
    0.435'
    $703.22
    Qty in Cart: 0
    Quantity:
    Price:
    $703.22
    Subtotal:
  • KIBBLEWHITE Spring Kit 80-81400

    KIBBLEWHITE Spring Kit 80-81400

    KIBBLEWHITE

    $220.26
    Valve spring performance directly impacts engine reliability and rev capability, making quality replacement springs essential for any top-end rebuild. The Kibblewhite Spring Kit 80-81400 delivers...
    09263161
    SKU:
    09263161
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    MATERIAL:
    TITANIUM
    APPLICATION:
    EXHAUST
    TYPE:
    VALVE
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $220.26
    Qty in Cart: 0
    Quantity:
    Price:
    $220.26
    Subtotal:
  • KIBBLEWHITE Intake Valve 80-80912

    KIBBLEWHITE Intake Valve 80-80912

    KIBBLEWHITE

    $31.01
    Intake valve performance directly impacts your engine's breathing efficiency and overall power output. The KIBBLEWHITE Black Diamondâ„¢ valve delivers measurable gains in flow consistency and...
    09263162
    SKU:
    09263162
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    HEAD DIAMETER METRIC:
    31.00 MM
    LENGTH IMPERIAL:
    3.280'
    MODEL:
    BLACK DIAMONDâ„¢
    TULIP ANGLE:
    18°
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    TITANIUM
    STEM DIAMETER IMPERIAL:
    0.1962'
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 80-80916

    KIBBLEWHITE Exhaust Valve 80-80916

    KIBBLEWHITE

    $31.01
    Stock valves wear faster and cost you performance gains over time. The KIBBLEWHITE Black Diamondâ„¢ Exhaust Valve delivers measurable improvements in durability, corrosion resistance, and friction...
    09263163
    SKU:
    09263163
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    TITANIUM
    MODEL:
    BLACK DIAMONDâ„¢
    STEM DIAMETER IMPERIAL:
    0.1760'
    TULIP ANGLE:
    30°
    APPLICATION:
    EXHAUST
    LENGTH IMPERIAL:
    3.235'
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    HEAD DIAMETER METRIC:
    25.00 MM
    RIDING STYLE:
    OFF-ROAD
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal 71015-4

    KIBBLEWHITE Valve Guide Seal 71015-4

    KIBBLEWHITE

    $13.96
    Valve guide seals are critical to engine longevity—they prevent oil from seeping past the valve stem and into the combustion chamber, which causes blow-by, smoking, and accelerated wear on your rings...
    09263164
    SKU:
    09263164
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    VITON
    OUTSIDE DIAMETER IMPERIAL:
    0.405'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    UNITS:
    4 PACK
    APPLICATION:
    INTAKE
    RIDING STYLE:
    ATV
    STEM DIAMETER METRIC:
    5.00 MM
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    WATERCRAFT
    $13.96
    Qty in Cart: 0
    Quantity:
    Price:
    $13.96
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal 71029-8

    KIBBLEWHITE Valve Guide Seal 71029-8

    KIBBLEWHITE

    $27.92
    Valve guide seals are critical to engine longevity—they prevent oil from seeping into your combustion chambers, which causes smoking, carbon buildup, and loss of compression. Whether you're...
    09263165
    SKU:
    09263165
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    OUTSIDE DIAMETER IMPERIAL:
    0.520'
    STEM DIAMETER METRIC:
    6.00 MM
    UNITS:
    8 PACK
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SEAL
    APPLICATION:
    INTAKE
    RIDING STYLE:
    ATV
    TYPE:
    VALVE GUIDE
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    $27.92
    Qty in Cart: 0
    Quantity:
    Price:
    $27.92
    Subtotal:
  • KIBBLEWHITE Spring Kit - .650" - Evolution/Twin Cam 20-21650

    KIBBLEWHITE Spring Kit - .650" - Evolution/Twin Cam 20-21650

    KIBBLEWHITE

    $219.85
    If you're running Evolution or Twin Cam heads, valve wear directly impacts performance, reliability, and your bottom line—especially under high RPM or boost. The KIBBLEWHITE Spring Kit converts your...
    09263167
    SKU:
    09263167
    Availability:
    Ships Same Business Day
    Weight:
    1.56 LBS
    APPLICATION:
    EXHAUST
    SPRING OPEN PRESSURE:
    440 LB
    SPRING LIFT:
    0,650'
    SPRING LIFT IMPERIAL:
    0.650'
    SPRING SEAT PRESSURE:
    185 IB
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    STREET
    $219.85
    Qty in Cart: 0
    Quantity:
    Price:
    $219.85
    Subtotal:
  • KIBBLEWHITE Intake Spring Kit 30-33200

    KIBBLEWHITE Intake Spring Kit 30-33200

    KIBBLEWHITE

    $185.23
    Factory intake valves wear out—it's physics. The KIBBLEWHITE 30-33200 stainless steel conversion kit replaces them with components engineered to last 4x longer, keeping your valvetrain reliable...
    09263169
    SKU:
    09263169
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    ATV
    SPRING LIFT IMPERIAL:
    0.440'
    SPRING LIFT:
    0,440'
    SPRING OPEN PRESSURE:
    147 LB
    SPRING SEAT PRESSURE:
    40 LB
    TYPE:
    CONVERSION
    UNITS:
    KIT
    $185.23
    Qty in Cart: 0
    Quantity:
    Price:
    $185.23
    Subtotal:
  • KIBBLEWHITE Intake Spring Kit 30-33250

    KIBBLEWHITE Intake Spring Kit 30-33250

    KIBBLEWHITE

    $185.23
    Factory titanium intake valves degrade under sustained high-RPM operation, leading to valve float, loss of compression, and costly head work. The KIBBLEWHITE Intake Spring Kit 30-33250 replaces these...
    09263170
    SKU:
    09263170
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    APPLICATION:
    INTAKE
    RIDING STYLE:
    ATV
    SPRING LIFT IMPERIAL:
    0.440'
    TYPE:
    CONVERSION
    SPRING LIFT:
    0,440'
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE KIT
    SPRING OPEN PRESSURE:
    147 LB
    SPRING SEAT PRESSURE:
    40 LB
    UNITS:
    KIT
    $185.23
    Qty in Cart: 0
    Quantity:
    Price:
    $185.23
    Subtotal:
  • On Sale
    KIBBLEWHITE Intake Valve - Titanium - GSXR1000 60-61662T

    KIBBLEWHITE Intake Valve - Titanium - GSXR1000 60-61662T

    KIBBLEWHITE

    MSRP: $75.69
    Now: $48.00
    Was: $75.69
    Titanium intake valves are essential for high-RPM applications where heat resistance and lightweight performance directly impact horsepower and reliability. Kibblewhite's Tensilite® valves deliver...
    09263174
    SKU:
    09263174
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    HEAD DIAMETER METRIC:
    31.00 MM
    MATERIAL:
    TITANIUM
    TULIP ANGLE:
    25°
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MODEL:
    TENSILITE®
    STEM DIAMETER IMPERIAL:
    0.1765'
    MSRP: $75.69
    Now: $48.00
    Was: $75.69
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $75.69
    Now: $48.00
    Was: $75.69
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Standard 60-61670

    KIBBLEWHITE Valve Guide - Standard 60-61670

    KIBBLEWHITE

    MSRP: $19.95
    Now: $14.00
    Was: $19.95
    Valve guides are the backbone of reliable cylinder head performance—worn guides lead to excessive oil consumption, poor sealing, and compromised flow. The KIBBLEWHITE Standard 60-61670 is...
    09263175
    SKU:
    09263175
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.1760'
    SIZE IMPERIAL:
    STANDARD
    OUTSIDE DIAMETER IMPERIAL:
    0.3773'
    MSRP: $19.95
    Now: $14.00
    Was: $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $19.95
    Now: $14.00
    Was: $19.95
    Subtotal:
  • KIBBLEWHITE Spring Kit 80-82300

    KIBBLEWHITE Spring Kit 80-82300

    KIBBLEWHITE

    $220.26
    A quality valve spring kit is critical for maintaining proper valve seating and preventing float at high RPMs—factors that directly impact engine reliability and performance. The KIBBLEWHITE Spring...
    09263176
    SKU:
    09263176
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    SPRING OPEN PRESSURE:
    INTAKE 187 LB, EXHAUST 149 LB
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    MATERIAL:
    TITANIUM
    PRODUCT NAME:
    SPRING KIT
    APPLICATION:
    EXHAUST
    SPRING LIFT IMPERIAL:
    INTAKE 0.420', EXHAUST 0.400'
    TYPE:
    VALVE
    $220.26
    Qty in Cart: 0
    Quantity:
    Price:
    $220.26
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 80-82316

    KIBBLEWHITE Exhaust Valve 80-82316

    KIBBLEWHITE

    $31.01
    Exhaust valves are critical wear components that directly impact engine efficiency, throttle response, and longevity. The KIBBLEWHITE 80-82316 Black Diamondâ„¢ valve eliminates common failure points...
    09263179
    SKU:
    09263179
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    HEAD DIAMETER METRIC:
    25.00 MM
    LENGTH IMPERIAL:
    3.235'
    MODEL:
    BLACK DIAMONDâ„¢
    TULIP ANGLE:
    30°
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.1760'
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve - Standard - Titanium - YZ250F 80-82312T

    KIBBLEWHITE Intake Valve - Standard - Titanium - YZ250F 80-82312T

    KIBBLEWHITE

    $92.51
    Titanium intake valves are essential for high-revving engines where weight reduction directly translates to faster throttle response and improved fuel efficiency. The Kibblewhite Tensilite® valve...
    09263180
    SKU:
    09263180
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MATERIAL:
    TITANIUM
    MODEL:
    TENSILITE®
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.1962'
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    HEAD DIAMETER METRIC:
    31.00 MM
    RIDING STYLE:
    OFF-ROAD
    TULIP ANGLE:
    18°
    Qty in Cart: 0
    Quantity:
    Price:
    $92.51
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - Standard - Titanium - YZ250F - 2019 80-82316T

    KIBBLEWHITE Exhaust Valve - Standard - Titanium - YZ250F - 2019 80-82316T

    KIBBLEWHITE

    $92.51
    Factory exhaust valves are a critical wear item that directly impacts engine breathing and combustion efficiency. A premium titanium replacement like the KIBBLEWHITE Tensilite® valve restores lost...
    09263181
    SKU:
    09263181
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MATERIAL:
    TITANIUM
    MODEL:
    TENSILITE®
    STEM DIAMETER IMPERIAL:
    0.1760'
    TULIP ANGLE:
    30°
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    HEAD DIAMETER METRIC:
    25.00 MM
    $92.51
    Qty in Cart: 0
    Quantity:
    Price:
    $92.51
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 80-82320

    KIBBLEWHITE Intake Valve Guide 80-82320

    KIBBLEWHITE

    $15.92
    If you're rebuilding a high-mileage engine or restoring a classic, worn valve guides compromise compression, increase oil consumption, and hurt flow efficiency. The KIBBLEWHITE 80-82320 Intake Valve...
    09263182
    SKU:
    09263182
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    BASE COLOR:
    BROWN
    PRODUCT NAME:
    VALVE GUIDE
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.1962'
    SIZE IMPERIAL:
    STANDARD
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.3957'
    RIDING STYLE:
    OFF-ROAD
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 80-82329

    KIBBLEWHITE Intake Valve Guide 80-82329

    KIBBLEWHITE

    $15.92
    Valve guide wear is one of the most common causes of oil consumption, compression loss, and poor ring sealing in high-mileage engines. The KIBBLEWHITE Intake Valve Guide 80-82329 restores proper...
    09263185
    SKU:
    09263185
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    BRONZE
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    PRODUCT NAME:
    VALVE GUIDE
    INSIDE DIAMETER IMPERIAL:
    0.1962'
    OUTSIDE DIAMETER IMPERIAL:
    0.4057'
    RIDING STYLE:
    OFF-ROAD
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • KIBBLEWHITE Exhaust Valve Guide 80-82330

    KIBBLEWHITE Exhaust Valve Guide 80-82330

    KIBBLEWHITE

    $15.92
    Factory valve guides wear out, causing excess clearance that tanks flow efficiency and invites valve recession—especially in high-mileage or boosted applications. KIBBLEWHITE's C630...
    09263186
    SKU:
    09263186
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.1760'
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.3563'
    PRODUCT NAME:
    VALVE GUIDE
    SIZE IMPERIAL:
    STANDARD
    APPLICATION:
    EXHAUST
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • KIBBLEWHITE Exhaust Valve Guide 80-82339

    KIBBLEWHITE Exhaust Valve Guide 80-82339

    KIBBLEWHITE

    $15.92
    If you're building or rebuilding a high-performance engine, valve guide quality directly impacts cylinder head durability and flow efficiency. The KIBBLEWHITE 80-82339 is precision-machined from C630...
    09263189
    SKU:
    09263189
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    EXHAUST
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    INSIDE DIAMETER IMPERIAL:
    0.1760'
    OUTSIDE DIAMETER IMPERIAL:
    0.3663'
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BRONZE
    PRODUCT NAME:
    VALVE GUIDE
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal Kit - 4 pack 80-82345

    KIBBLEWHITE Valve Guide Seal Kit - 4 pack 80-82345

    KIBBLEWHITE

    $13.96
    Valve guide seals are critical to controlling oil consumption and maintaining compression in your engine—worn seals allow oil to seep past valve guides, contaminating the combustion chamber and...
    09263190
    SKU:
    09263190
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    APPLICATION:
    EXHAUST
    APPLICATION:
    INTAKE
    TYPE:
    VALVE GUIDE
    MATERIAL:
    VITON
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    4 PACK
    $13.96
    Qty in Cart: 0
    Quantity:
    Price:
    $13.96
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Spring Kit 40-41100

    KIBBLEWHITE Valve Spring Kit 40-41100

    KIBBLEWHITE

    MSRP: $705.77
    Now: $452.00
    Was: $705.77
    Factory valve springs impose a performance ceiling that limits your engine's RPM potential and reliability under sustained high-load conditions. The KIBBLEWHITE Valve Spring Kit 40-41100 replaces...
    09263235
    SKU:
    09263235
    Availability:
    Ships Same Business Day
    Weight:
    1.61 LBS
    SPRING LIFT IMPERIAL:
    0.445'
    SPRING SEAT PRESSURE:
    INTAKE 50 LB, EXHAUST 44 LB
    UNITS:
    KIT
    SPRING LIFT:
    0,445'
    MATERIAL:
    TITANIUM
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    STREET
    SPRING OPEN PRESSURE:
    162 LB
    MSRP: $705.77
    Now: $452.00
    Was: $705.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $705.77
    Now: $452.00
    Was: $705.77
    Subtotal:
  • KIBBLEWHITE Retainer Set - 16 pack 40-41121

    KIBBLEWHITE Retainer Set - 16 pack 40-41121

    KIBBLEWHITE

    $177.28
    Valve retainers are critical wear components that demand superior strength and minimal weight to withstand extreme RPM and spring pressures. KIBBLEWHITE's 6AL4V titanium construction delivers the...
    09263237
    SKU:
    09263237
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    16 PACK
    MATERIAL:
    HIGH TENSILE STEEL
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    RETAINER SET
    $177.28
    Qty in Cart: 0
    Quantity:
    Price:
    $177.28
    Subtotal:
  • On Sale
    KIBBLEWHITE Tappets - 16 pack 40-41125

    KIBBLEWHITE Tappets - 16 pack 40-41125

    KIBBLEWHITE

    MSRP: $609.95
    Now: $441.00
    Was: $609.95
    Tappets are critical valve train components that directly impact engine reliability, valve timing accuracy, and overall performance consistency. Worn or inferior tappets introduce unwanted clearance...
    09263240
    SKU:
    09263240
    Availability:
    Ships Same Business Day
    Weight:
    0.76 LBS
    MATERIAL:
    HIGH TENSILE STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    16 PACK
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    TAPPET
    APPLICATION:
    INTAKE
    MSRP: $609.95
    Now: $441.00
    Was: $609.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $609.95
    Now: $441.00
    Was: $609.95
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal - Viton 71013-16

    KIBBLEWHITE Valve Guide Seal - Viton 71013-16

    KIBBLEWHITE

    $50.25
    Worn valve guide seals compromise combustion efficiency and accelerate oil consumption—a problem that compounds quickly in high-performance engines. KIBBLEWHITE's Viton seals deliver the chemical...
    09263241
    SKU:
    09263241
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.380'
    RIDING STYLE:
    STREET
    STEM DIAMETER METRIC:
    4.00 MM
    APPLICATION:
    INTAKE
    TYPE:
    VALVE GUIDE
    MATERIAL:
    VITON
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    16 PACK
    $50.25
    Qty in Cart: 0
    Quantity:
    Price:
    $50.25
    Subtotal:
  • KIBBLEWHITE Intake Valve 40-4190

    KIBBLEWHITE Intake Valve 40-4190

    KIBBLEWHITE

    $37.55
    The KIBBLEWHITE Intake Valve 40-4190 delivers measurable gains in flow efficiency and reliability, making it essential for any serious engine build. Built from premium EV8 stainless steel with a...
    09263243
    SKU:
    09263243
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    INTAKE
    HEAD DIAMETER METRIC:
    29.00 MM
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    STEM DIAMETER IMPERIAL:
    5.50 MM
    TULIP ANGLE:
    20°
    UNITS:
    EACH
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    LENGTH IMPERIAL:
    3.510'
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal - Viton 71016-8

    KIBBLEWHITE Valve Guide Seal - Viton 71016-8

    KIBBLEWHITE

    $27.92
    Valve guide seals are critical to engine longevity—they prevent oil from seeping into the combustion chamber, which causes blow-by, carbon buildup, and performance loss. KIBBLEWHITE's Viton seals...
    09263245
    SKU:
    09263245
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER METRIC:
    5.50 MM
    MATERIAL:
    VITON
    OUTSIDE DIAMETER IMPERIAL:
    0.440'
    PRODUCT NAME:
    SEAL
    TYPE:
    VALVE GUIDE
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    STREET
    UNITS:
    8 PACK
    $27.92
    Qty in Cart: 0
    Quantity:
    Price:
    $27.92
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 60-60143

    KIBBLEWHITE Exhaust Valve 60-60143

    KIBBLEWHITE

    $31.01
    Exhaust valves are a critical wear item in high-performance engines, and factory replacements often become a bottleneck in power output and reliability. The KIBBLEWHITE Black Diamondâ„¢ Exhaust Valve...
    09263249
    SKU:
    09263249
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    HEAD DIAMETER METRIC:
    24.00 MM
    LENGTH IMPERIAL:
    3.755'
    RIDING STYLE:
    STREET
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    3.97 MM
    TULIP ANGLE:
    20°
    MODEL:
    BLACK DIAMONDâ„¢
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Valve Guide 60-60150

    KIBBLEWHITE Valve Guide 60-60150

    KIBBLEWHITE

    $31.71
    Valve guide wear is one of the fastest ways to lose compression and increase oil consumption in any engine. The KIBBLEWHITE 60-60150 valve guide is engineered with Ampco-45 alloy to deliver superior...
    09263250
    SKU:
    09263250
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    OUTSIDE DIAMETER IMPERIAL:
    0.3573'
    APPLICATION:
    EXHAUST
    INSIDE DIAMETER IMPERIAL:
    0.1570'
    MATERIAL:
    C630 BRONZE
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $31.71
    Qty in Cart: 0
    Quantity:
    Price:
    $31.71
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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